ChemicalBook > CAS DataBase List > 6-Benzothiazolol(7CI,8CI,9CI)

6-Benzothiazolol(7CI,8CI,9CI)

Product Name
6-Benzothiazolol(7CI,8CI,9CI)
CAS No.
13599-84-3
Chemical Name
6-Benzothiazolol(7CI,8CI,9CI)
Synonyms
6-Benzothiazolol;6-Hydroxybenzothiazol;6-hydroxybenzothiazole;6-Hydroxybenzothiazole>6-Benzothiazolol(7CI,8CI,9CI)
CBNumber
CB41273003
Molecular Formula
C7H5NOS
Formula Weight
151.19
MOL File
13599-84-3.mol
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6-Benzothiazolol(7CI,8CI,9CI) Property

Melting point:
185.0 to 189.0 °C
Boiling point:
311.6±15.0 °C(Predicted)
Density 
1.444±0.06 g/cm3(Predicted)
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
solubility 
soluble in Methanol
form 
powder to crystal
pka
8.52±0.40(Predicted)
color 
White to Light yellow
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Safety

HS Code 
2934100090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TCI Chemical
Product number
H1380
Product name
6-Hydroxybenzothiazole
Purity
>96.0%(GC)
Packaging
1g
Price
$427
Updated
2025/07/31
TCI Chemical
Product number
H1380
Product name
6-Hydroxybenzothiazole
Purity
>96.0%(GC)
Packaging
5g
Price
$1290
Updated
2025/07/31
TRC
Product number
B443803
Product name
6-Hydroxybenzothiazole
Packaging
50mg
Price
$60
Updated
2021/12/16
Matrix Scientific
Product number
072194
Product name
6-Hydroxybenzothiazole
Purity
95+%
Packaging
5g
Price
$94
Updated
2021/12/16
Matrix Scientific
Product number
072194
Product name
6-Hydroxybenzothiazole
Purity
95+%
Packaging
1g
Price
$30
Updated
2021/12/16
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6-Benzothiazolol(7CI,8CI,9CI) Chemical Properties,Usage,Production

Uses

6-Hydroxybenzothiazole is a useful research chemical used in the synthesis of aryl trifluoromethyl ethers.

Synthesis

129058-50-0

13599-84-3

6-Hydroxybenzothiazole was synthesized using 2-cyano-6-methoxybenzothiazole as starting material after the following steps: first, the ethyl acetate extract was washed with 1 M NaOH solution (50 mL), followed by acidification of the aqueous phase with 3 M HCl and extraction with ethyl acetate. The extract was evaporated from the solvent at 60 °C to induce complete decarboxylation of the unstable acid 13b. Purification of the product by column chromatography (eluent ratio dichloromethane/acetone 95:5) afforded 6-hydroxybenzothiazole 14 as a colorless solid. Further purification by recrystallization from aqueous ethanol gave 0.7 g (4.6 mmol, 50% yield) of the target product. The melting point of the compound was 190-192 °C (literature value 24: 184-185 °C), and the Rf value for thin layer chromatography was 0.35 (unfolding agent ratio petroleum ether/ethyl acetate 6:4).1H NMR (CD3OD) data were as follows: δ = 8.98 (s, 1H, 2-H), 7.88 (d, J = 8.3 Hz, 1H, 4-H), 7.38 (d, J = 2.1 Hz, 1H, 7-H), 7.06 (dd, J = 8.3 and 2.1 Hz, 1H, 5-H) ppm. 13C NMR (CD3OD) data were as follows: δ = 164.8 (6-C), 155.9 (9-C), 152.1 (2-CH), 134.9 (8-C), 122.8 (4-CH), 115.9 (5 -CH), 106.1 (7-CH) ppm.

References

[1] Synthesis, 2001, # 12, p. 1780 - 1783
[2] Tetrahedron, 2013, vol. 69, # 29, p. 5893 - 5897

6-Benzothiazolol(7CI,8CI,9CI) Preparation Products And Raw materials

Raw materials

Preparation Products

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6-Benzothiazolol(7CI,8CI,9CI) Suppliers

J & K SCIENTIFIC LTD.
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jkinfo@jkchemical.com
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future industrial shanghai co., ltd
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TCI (Shanghai) Development Co., Ltd.
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Sales-CN@TCIchemicals.com
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Jinan HM Medical Technology Co., Ltd.
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View Lastest Price from 6-Benzothiazolol(7CI,8CI,9CI) manufacturers

R&D Scientific Inc.
Product
6-Hydroxybenzothiazole 13599-84-3
Price
US $790.00/g
Min. Order
1g
Purity
98
Supply Ability
5000 Kg
Release date
2025-04-07
Henan Aochuang Chemical Co.,Ltd.
Product
6-Benzothiazolol(7CI,8CI,9CI) 13599-84-3
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
1Ton
Release date
2022-10-18
Honest Joy Holdings Limited
Product
6-Hydroxybenzothiazole, 13599-84-3
Price
US $0.00/KG
Min. Order
1KG
Purity
99.5%
Supply Ability
100 tons
Release date
2022-01-26